40384904

素因数分解:

$2^3\times 7^1\times {\mathrm{721159}}^1$

素因数の和:721172

約数の個数: 16

約数和(自身を含む): 86539200

約数和(自身を除く): 46154296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 721159, 1442318, 2884636, 5048113, 5769272, 10096226, 20192452, 40384904]

約数ペア:

[(1, 40384904), (2, 20192452), (4, 10096226), (7, 5769272), (8, 5048113), (14, 2884636), (28, 1442318), (56, 721159)]